﻿using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;

namespace WpfUIUtilities.Converters
{
  public class BooleanVisibilityConverter : IValueConverter
  {
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
      if (targetType != typeof(Visibility))
        throw new InvalidOperationException();

      return (bool) value ? Visibility.Visible : Visibility.Collapsed;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
      if (targetType != typeof(bool))
        throw new InvalidOperationException();

      return (Visibility) value == Visibility.Visible;
    }
  }
}
